Home / 384,311.10-576,553.05-226,458.30

Finding the Fourth Proportional to 384,311.10, 576,553.05 and 226,458.30

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Solution

The fourth proportional to 384,311.10, 576,553.05 and 226,458.30 is: 339,738.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,311.10 : 576,553.05 = 226,458.30 : x
  2. Step 2: Convert to fraction form
    384,311.10/576,553.05 = 226,458.30/x
  3. Step 3: Cross multiply
    384,311.10x = 576,553.05 × 226,458.30
  4. Step 4: Simplify right side
    384,311.10x = 130,565,223,562.82
  5. Step 5: Solve for x
    x = 130,565,223,562.82/384,311.10
  6. Step 6: Final answer
    x = 339,738.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.